使用计算流体力学的方法，计算增加压力平衡槽后间隙密封中的流场分布。
The distribution of flow field in clearance seal with balanced-pressure grooves is calculated by using the method of computing fluid mechanics.
研究了液压凿岩机活塞与缸体间隙密封段的局部温升和能量损失，建立了其数学模型。
Local temperature rising and energy loss in sealing gap between piston and hole was analyzed and its mathematic model was set up.
同时螺杆与泵体、螺杆与螺杆间又相互形成密封腔，保证密闭，否则就可能有液体从间隙中倒流回去。
Screw pump body and at the same time, each other between the screw and screw and form a sealed chamber, ensure airtight, otherwise there may be liquid backflow from the gap.
试验中采用不同的密封间隙，以确定磁流体密封能力与密封间隙之间的关系。
In the experiment, the relationship between the seal capacity of magnetic fluid and the different seal gap is determined.
在受压下，密封的一部分进入间隙并且材料挤出到间隙。
Under pressure, part of the seal enters into that gap and material extrudes into the gap.
同时螺杆与泵体、螺杆与螺杆间又相互形成密封腔，保证密闭，否则就可能有液体从间隙中倒流回去。
At the same time with the screw pump, screw and screw with each other form a sealed cavity between one another to ensure airtight, otherwise there may be liquid from the gap in the back to go back.
研究表明：系统的压力生成能力不仅与密封间隙相关，同时与系统的死点容积、增压速度及排液容积相关。
The studies show that the ability of systemic pressure generation is involved with sealing clearance, dead center volume, pressure intensifying speed and volume of discharged oil.
如此办法不能控制漏料，则可能是石墨垫或铜环磨损较严重(如密封端面不光滑，间隙大)。
So the means cannot control leak the material, then possibly is the graphite pad or the copper collar wears (for example seal face not to be smooth seriously, gap big).
本文介绍航空燃气轮机转子叶尖“紧间隙”密封的典型结构型式现状，转子内流系统应用气膜密封的有关研究进展。
The paper introduced typical structure of the close clearance seals for blade tip seals in modern aero-turbine and the research progress of gas film seal for gas turbine.
刷式密封在转子瞬间大幅径向位移后可保持密封间隙不变。
Brush seals can remain seal clearances unchanged after rotor's moment large scale radial moving.
球磨机进料器与中空轴联接螺栓断裂原因是进料器与中空轴之间间隙过大，密封锥面受矿浆冲蚀而被破坏。
The fracture causes of joining bolt joined between feeder and quill shaft of ball mill are biggish gap between feeder and quill shaft, defective seal cone washed by ore pulp.
建立了叶轮间隙和迷宫密封的整体模型，并充分考虑了叶轮两侧密封对轴向推力的影响。
Whole model of impeller clearance and labyrinth seal are built up, and the effect of seals with two sides of impeller to axial thrust is considered fully.
冷端密封间隙调整装置采用Z- 80A单板机与其它功能板组成微机控制系统。
The cold end seal play control for the air heater is a computer-based control system composed of Z-80A single board computer and other function boards.
提高小井眼水泥浆的顶替效率，是保证小间隙水泥环密封质量的重要因素之一。
It is one of the important factors of ensuring the seal quality of cement sheath in a small clearance to raise slurry displacing efficiency in a slim hole.
由于间隙很小，随极少油滴漏出，在密封面上的压降等于泵的压力。
Since the clearance is so small, the pressure drop across the seal faces, as the few drops flow out, is equal to the pump pressure.
密封2个相向旋转螺杆与转子室之间的微小配合间隙。
Seal two opposite spin screw and rotor tiny fitting clearance between the Chambers.
在试验研究中推导出静密封压差的计算公式，为密封间隙的结构设计提供了依据。
The equation of pressure difference for static seal is derived from tests, which provides bases for sealing design.
蜂窝密封、梳齿密封和光滑密封的对比实验表明，密封间隙气流压力脉动谱图为离散谱。
The contrast tests of smooth seals, labyrinth and honeycomb seals have demonstrated the seal gas clearance pulsation spectrum is a discrete one.
本文介绍了减少注水泵密封间隙的几项措施和改进测量工艺。
This paper presents several measures and improved measuring technique in reducing sealing clearance for a water injection pump.
分析了螺旋槽气体密封间隙内的气体运动并建立了雷诺方程，将用有限元素法对该方程求解所得的结果与有关文献中的结论进行了比较；
Spiral-Groove gas seals work by maintaining a narrow clearance between the rotating and stationary rings. The finited element method is used to solve Renolds equation of the gas.
分析表明，载荷、密封间隙、橡胶密封筒高度对应力最大值有影响，而摩擦系数影响很小。
The result shows that load, seal gap and seal height have influence on the maximum stress while friction coefficient has little influence on it.
球磨机进料器与中空轴联接螺栓断裂原因是进料器与中空轴之间间隙过大，密封锥面受矿浆冲蚀而被破坏。
The fracture causes of joining bolt joined between feeder and quill shaft of ball mill are biggish gap between feeder and quill shaft, defective seal cone washed by ore pulp. etc.
根据诊断结果调整了轴与密封的间隙，使泵的振动值降至允许范围内。
The clearance between the axis and the seal was adjusted based on the diagnosis result, and the vibration value of the pump was lowered to an allowable range.
从流固耦合的角度，试验研究了透平机械密封间隙气流脉动的动态特性。
An experimental study is conducted of the dynamic characteristics of gas flow pulsation in a turbine machinery seal clearance from the viewpoint of fluid solid interaction.
再则，由于机加工的间隙问题，反向密封性能大大降低。
Moreover, due to the machining gap problem, reverse sealed performance is greatly reduced.
气流经过间隙之后，是两密封齿形成的较大空腔。
After the air after a gap is formed by two large sealed gear cavity.
通过改变刷毛直径、刷毛密度、刷毛与轴的间隙以及刷毛齿形，分析了这些结构参数对密封性能的影响规律。
By changing the brush diameter, density, the gap between brush bristles and the axis, and the shape of brush edge, the influence of the structure parameters on the seal performance is obtained.
磁流体密封压力主要由间隙的磁通密度决定，结构参数对密封压力也有影响。
The magnetic fluid sealing pressure is mainly related to the magnetic flux density of the magnetic gap, and also related to the structure.
蜂窝式密封新技术在减小汽封径向间隙的同时，借助于优化密封蜂窝室几何参数显著提高了汽轮机组的安全经济性。
Honeycomb sealing technology could make steam turbine unit operation safe and economic due to geometric parameters optimization of honeycomb seals when decreasing radial labyrinth clearance.
通过实验研究了大间隙、高转速条件下磁性流体密封的规律，并对其进行了理论分析。另外还给出了改进大间隙条件下，提高密封性能的措施。
The magnetic fluid seals' rules at large gap and high speed conditions were studied and the theoretical explaining was given. A method to improve the tight capacity was given.
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